[bindings] Make Crypto.getRandomValues use generated binding rather than using custom binding.

[bindings] Make Crypto.getRandomValues use generated binding rather than using custom binding.

This CL makes the method getRandomValues use the generated bindings over using the custom binding. In doing
so the method Crypto::getRandomValues() needs to return the DOMArrayBufferView*.

This CL also adds couple of missing type check tests which otherwise is a non-reachable code in the current code.

R=haraken@chromium.org
R=jl@opera.com

BUG=345519
Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=187125

[vivekg, 2014-12-15 07:12:29]

vivekg@chromium.org changed reviewers:
+ eroman@chromium.org, vivekg@chromium.org

[vivekg, 2014-12-15 07:12:29]

PTAL, thanks!

[Jens Widell, 2014-12-15 07:16:08]

LGTM

[vivekg, 2014-12-15 07:23:31]

Reported bot failures are unrelated to the change.

[haraken, 2014-12-15 07:40:11]

LGTM

[vivekg, 2014-12-15 08:09:23]

The CQ bit was checked by vivekg@chromium.org

[commit-bot: I haz the power, 2014-12-15 08:09:49]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/801283002/1

[commit-bot: I haz the power, 2014-12-15 10:46:26]

Committed patchset #1 (id:1) as
https://src.chromium.org/viewvc/blink?view=rev&revision=187125

[eroman, 2014-12-15 19:37:53]

lgtm